Home / 231,903,646.20-347,897,459.70-116,598,007.80

Finding the Fourth Proportional to 231,903,646.20, 347,897,459.70 and 116,598,007.80

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Solution

The fourth proportional to 231,903,646.20, 347,897,459.70 and 116,598,007.80 is: 174,918,123.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    231,903,646.20 : 347,897,459.70 = 116,598,007.80 : x
  2. Step 2: Convert to fraction form
    231,903,646.20/347,897,459.70 = 116,598,007.80/x
  3. Step 3: Cross multiply
    231,903,646.20x = 347,897,459.70 × 116,598,007.80
  4. Step 4: Simplify right side
    231,903,646.20x = 40,564,150,719,700,784
  5. Step 5: Solve for x
    x = 40,564,150,719,700,784/231,903,646.20
  6. Step 6: Final answer
    x = 174,918,123.90

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.